Microsoft and Google have been competing on almost every front. Both have made huge strides in machine learning, cloud computing, and productivity software. In terms of VoIP solutions, the tech powerhouses are also neck and neck with Microsoft’s Skype for Business and Google’s Hangouts Meet.

From instant messaging to video conferencing, Skype for Business offers many communication features many companies need to be productive. But before you start making calls on Skype, there are four things you should do to ensure crystal-clear quality.

At the Ignite conference in September, Microsoft announced that the Teams app will eventually replace Skype for Business as the primary communication tool for Office 365. This is a huge development, and there are undoubtedly many questions that need answers.